TY  - BOOK
AU  - "Joan fong, Lam peng Kwan , Eric Lam, Christine lee , Loo poh Lim"
TI  - Science Matters ( Practical Book)
SN  - 9789810187415
U1  - 500 
PY  - 2008///
CY  - singapore
PB  - Marshall cavendish
ER  -